Home / 11,602.31-17,397.61-5,679.65

Finding the Fourth Proportional to 11,602.31, 17,397.61 and 5,679.65

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Solution

The fourth proportional to 11,602.31, 17,397.61 and 5,679.65 is: 8,516.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,602.31 : 17,397.61 = 5,679.65 : x
  2. Step 2: Convert to fraction form
    11,602.31/17,397.61 = 5,679.65/x
  3. Step 3: Cross multiply
    11,602.31x = 17,397.61 × 5,679.65
  4. Step 4: Simplify right side
    11,602.31x = 98,812,364.93
  5. Step 5: Solve for x
    x = 98,812,364.93/11,602.31
  6. Step 6: Final answer
    x = 8,516.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.